单项选择题A.Children can learn how a business works in social life.B.Children may understand what a normal family life is.C.Children may learn to save money rather than spend it.D.Children can t expect another allowance in a short time.
单项选择题A.Health care crisis can t be solved in a short time.B.More people are dying from preventable diseases.C.Health care crisis is most severe in Southern Asia.D.Poor countries have poor ability in providing vital services.